This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2026-16374 →
DEBIAN-CVE-2026-16374
Information disclosure in the Framework component in DevTools. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and T...
Original description
The description as published by the source.
Information disclosure in the Framework component in DevTools. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
firefox-esr
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.13.0esr-1~deb12u1"}]}]
Debian:13
firefox-esr
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.13.0esr-1~deb13u1"}]}]
Debian:14
firefox-esr
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.13.0esr-1"}]}]
Debian:12
thunderbird
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:140.13.0esr-2~deb12u1"}]}]
Debian:13
thunderbird
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:140.13.0esr-2~deb13u1"}]}]
Debian:14
thunderbird
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:140.13.0esr-1"}]}]
References
- advisory security-tracker.debian.org